package 草稿包;

import org.w3c.dom.Node;

import java.io.InputStream;
import java.lang.*;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;

public class Test7 {
    static void solve(){
        int[] res=new int[10];
        for(int i=0;i<res.length;i++){
            System.out.println(res[i]);
        }
        

    }
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        StringBuilder s=new StringBuilder();
        char b=scanner.next().charAt(0);
        s.insert(1,b);
    }
}
